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Finding the Fourth Proportional to 4,993.73, 7,471.56 and 3,012.07

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Solution

The fourth proportional to 4,993.73, 7,471.56 and 3,012.07 is: 4,506.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,993.73 : 7,471.56 = 3,012.07 : x
  2. Step 2: Convert to fraction form
    4,993.73/7,471.56 = 3,012.07/x
  3. Step 3: Cross multiply
    4,993.73x = 7,471.56 × 3,012.07
  4. Step 4: Simplify right side
    4,993.73x = 22,504,861.73
  5. Step 5: Solve for x
    x = 22,504,861.73/4,993.73
  6. Step 6: Final answer
    x = 4,506.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.